Apparently there's a free SIM unlock on the S4 already. I haven't tried it out but more experienced users might be able to legitimize it. : r/Android
4 Ways to Unlock Samsung S4 Password/PIN/Pattern
How to SIM Unlock AT&T Galaxy S4 SGH-I337/SGH-I337M
Settings | How to unlock my phone (PUK code)
AT&T Unlock Services - Galaxy S4 active Mini SGH-I337 SGH-I537 SGH-I257 Samsung | eBay
UNLOCK CODE FOR Meteor Eir iD Ireland Samsung Galaxy S3 S4 S5 Mini S6 S7 Edge £7.99 - PicClick UK
Samsung Galaxy S4 unlock - YouTube
How to unlock Samsung Galaxy S4 | sim-unlock.net
Galaxy S4 16GB (T-Mobile) Certified Pre-Owned Phones - SGH-M919ZKATMB-R | Samsung US
How to Carrier Unlock Your Samsung Galaxy S4 So You Can Use Another SIM Card « Samsung :: Gadget Hacks
How to SIM Unlock Galaxy S4 GT-I9505 for Free
How to (and why to) unlock the Samsung Galaxy S4 | Android Central
Galaxy S4 Unlock Procedure - YouTube
Forgot Password Samsung Galaxy S4 How To Hard Reset - YouTube
How To Unlock Samsung Galaxy S4 GT-I9515 by Unlock Code. - YouTube
![How to Unlock Galaxy S4 PIN Code [5 Quick Tips with Pics]](https://www.mobikin.com/d/file/phone-unlock/unlock-galaxy-s4-pin-code.jpg "How to Unlock Galaxy S4 PIN Code [5 Quick Tips with Pics]")
How to Unlock Galaxy S4 PIN Code [5 Quick Tips with Pics]
How to Carrier Unlock Your Samsung Galaxy S4 So You Can Use Another SIM Card « Samsung :: Gadget Hacks
Unlock Samsung Galaxy S4 Mini - How To Unlock S4 min (Duos,i9190,i9192,i9195,i9197,i257,...) - YouTube
![Samsung Unlock Code: Unlock Most of Samsung Phones [2024]](https://images.wondershare.com/drfone/others/maxresdefault.jpg "Samsung Unlock Code: Unlock Most of Samsung Phones [2024]")
Samsung Unlock Code: Unlock Most of Samsung Phones [2024]
![How to Unlock Galaxy S4 PIN Code Swiftly in 4 Ways [Solved]](https://www.coolmuster.com/uploads/image/20210923/unlock-galaxy-s4-pin-code.jpg "How to Unlock Galaxy S4 PIN Code Swiftly in 4 Ways [Solved]")
How to Unlock Galaxy S4 PIN Code Swiftly in 4 Ways [Solved]
NETWORK UNLOCK CODE SERVICE for AT&T ATT SAMSUNG GALAXY S4 S5 S6 S7 S8 S9 Active | eBay
How to Carrier Unlock Your Samsung Galaxy S4 So You Can Use Another SIM Card « Samsung :: Gadget Hacks
NETWORK UNLOCK CODE SERVICE for AT&T ATT SAMSUNG GALAXY S4 S5 S6 S7 S8 S9 Active | eBay
